As a matter of fact, people would find their local disk D missing in Windows 7 as well, E drive missing sometimes. It is a helpful post on how to find the lost D drive in Windows 10 after installing. Does anyone know what can be the problem of my computer? I need all data back at the same time. Worse is, I saved all data on that drive. It seems like completely missing from my computer.
"I have installed Windows 10 on my Alienware a few weeks ago and I cannot see my D drive now.